
.CanvasSelectionBox {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
}

.CanvasSelectionBox .CanvasSelectionBox-edge {
  z-index: 10000;
  position: absolute;
}

.CanvasSelectionBox .CanvasSelectionBox-edge-horizontal {
  border-top: 1px dashed #aaa;
}

.CanvasSelectionBox .CanvasSelectionBox-edge-vertical {
  border-left: 1px dashed #aaa;
}
